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For questions about network switches, the term commonly refers to a multi-port network bridge that processes and routes data at the data link layer (layer 2) of the OSI model.

3 votes
2 answers
1k views

What does getting packet in and out of CPU means from a switch standpoint

I am using a managed switch (e.g. 12 port) which consists of a switch engine + MIPS CPU all on one single chip. … I came across a sentence while reading the switch documentation which said to get packets in and out of CPU use the FDMA driver. …
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  • 419
1 vote
1 answer
185 views

What are watermark in switch ports?

I have heard this term often in discussion, for example, somebody asks can you change the watermarks of the switch ports? What is exactly one referring to? …
modest's user avatar
  • 419
11 votes
2 answers
976 views

Transaction based CLI on Ethernet Switches

I am familiar with CLI on managed Ethernet switches. However, recently I came across a term 'transaction based CLI' on switches. I am not exactly sure what is that and purpose of having it in switches …
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  • 419